diff options
Diffstat (limited to 'drivers/gpu/drm/display')
| -rw-r--r-- | drivers/gpu/drm/display/drm_dsc_helper.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/display/drm_dsc_helper.c b/drivers/gpu/drm/display/drm_dsc_helper.c index b31fe9849784..4424380c6cb6 100644 --- a/drivers/gpu/drm/display/drm_dsc_helper.c +++ b/drivers/gpu/drm/display/drm_dsc_helper.c @@ -1437,6 +1437,19 @@ int drm_dsc_compute_rc_parameters(struct drm_dsc_config *vdsc_cfg) EXPORT_SYMBOL(drm_dsc_compute_rc_parameters); /** + * drm_dsc_get_bpp_int() - Get integer bits per pixel value for the given DRM DSC config + * @vdsc_cfg: Pointer to DRM DSC config struct + * + * Return: Integer BPP value + */ +u32 drm_dsc_get_bpp_int(const struct drm_dsc_config *vdsc_cfg) +{ + WARN_ON_ONCE(vdsc_cfg->bits_per_pixel & 0xf); + return vdsc_cfg->bits_per_pixel >> 4; +} +EXPORT_SYMBOL(drm_dsc_get_bpp_int); + +/** * drm_dsc_initial_scale_value() - Calculate the initial scale value for the given DSC config * @dsc: Pointer to DRM DSC config struct * |